This study tested international similarities and differences in scores on a scale comprising 12 items identified by international mental health experts as being very consistent with the "Diagnostic and Statistical Manual of Mental Disorders" (5th ed.) category of autism spectrum disorder. Participants were 19,850 preschoolers in 24…

This review contributes to the growing body of global autism spectrum disorder literature by examining the use of screening instruments in low- and middle-income countries with respect to study design and methodology, instrument adaptation and performance, and collaboration with community stakeholders in research. A systematic review was conducted…